CN212225215U - Accurate jacking equipment of line box culvert construction for railway construction - Google Patents

Accurate jacking equipment of line box culvert construction for railway construction Download PDF

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Publication number
CN212225215U
CN212225215U CN202020481259.3U CN202020481259U CN212225215U CN 212225215 U CN212225215 U CN 212225215U CN 202020481259 U CN202020481259 U CN 202020481259U CN 212225215 U CN212225215 U CN 212225215U
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CN
China
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box culvert
construction
tunneling
tunnelling
fixedly connected
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Expired - Fee Related
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CN202020481259.3U
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Chinese (zh)
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胡海燕
胡小华
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Individual
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Individual
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Abstract

The utility model discloses an accurate jacking equipment of construction is contained to line box for railway construction, including the box culvert body, the middle part of box culvert body is fixed with the connection ware, and connection ware inner wall sliding connection has steel sword frame, steel sword frame deviates from box culvert body one end welding and has the tunnelling cutting edge, and box culvert body inner wall still rigid coupling has rectangle frame one, and steel sword frame inner wall rigid coupling has rectangle frame two, the rigid coupling has the jack between rectangle frame one and the rectangle frame two, the equal rigid coupling of tunnelling cutting edge both sides inner wall has the board of holding, holds the board upper end and all is equipped with tunnelling complementary unit, tunnelling complementary unit includes electric telescopic handle, and electric telescopic handle's flexible end has the cylinder bucket through the screw rigid coupling. The utility model discloses simple structure, job stabilization, when the tunnelling first offer a plurality of holes in order to reduce the tunnelling blade angle tunnelling in the face both sides when tunnelling surface received stress to avoid the too big emergence of bending the phenomenon of sawtooth atress, fine ensured the life of device.

Description

Accurate jacking equipment of line box culvert construction for railway construction
Technical Field
The utility model relates to a mechanical production equipment technical field especially relates to a railway construction is with accurate jacking equipment of line box culvert construction.
Background
With the rapid development of urban traffic, large-section shallow buried underpass has been increased day by day, and for urban roads which are busy to pass through, due to the restriction of ground traffic and building environment, the traditional open excavation construction technology can not be adopted, but the underground excavation construction technology with less interference to the ground and the surrounding environment is adopted, and the main technologies include a shallow buried underground excavation method, a shield method, a pipe jacking method, a pipe curtain-box culvert method and the like.
Through retrieval, the patent of application number 201710075789.0 discloses a steel blade angle soil-entering and box culvert jacking device, which comprises a box culvert body; the box culvert is characterized in that a movable steel edge angle is arranged at the front end of the box culvert body, the movable steel edge angle is nested at the front end of the box culvert body and moves back and forth along the jacking direction of the box culvert body, and an edge angle jack for jacking and pressing the movable steel edge angle to advance is arranged on the front end face of the box culvert body.
The device adopts the continuous top of jack to move movable steel blade angle and move forward step by step when using, because the position both sides that advance are the solid structure, the stress that the steel blade angle received when the tunnelling is great, and the sawtooth of both sides is easily bent when in actual use, has seriously influenced the life of device, so it is very necessary to study a accurate jacking equipment of line box culvert construction for railway construction.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the accurate jacking equipment of line box culvert construction for railway construction who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an accurate jacking device for line box culvert construction for railway construction comprises a box culvert body, wherein a connecting vessel is fixed at the middle part of the box culvert body, a steel blade frame is connected to the inner wall of the connecting vessel in a sliding manner, a tunneling blade angle is welded at one end, which is far away from the box culvert body, of the steel blade frame, a first rectangular frame is further fixedly connected to the inner wall of the box culvert body, a second rectangular frame is fixedly connected to the inner wall of the steel blade frame, a jack is fixedly connected between the first rectangular frame and the second rectangular frame, both inner walls of the two sides of the tunneling blade angle are fixedly connected with a containing plate, a tunneling auxiliary mechanism is arranged at the upper end of the containing plate and comprises an electric telescopic rod, the telescopic end of the electric telescopic rod is fixedly connected with a cylindrical barrel through a screw, the inner wall of one end, which is close to the electric telescopic rod, of the cylindrical barrel is fixedly connected with a servo motor through a screw, the inner wall of the cylindrical barrel is further fixedly connected with a partition plate, the bottom surfaces of the box culvert body and the tunneling blade angle are provided with fixing holes, fixing pieces are arranged in the fixing holes, and the side wall of one end of the tunneling blade angle, which deviates from the steel blade frame, is further fixedly connected with sawteeth.
Preferably, the mounting includes the cylinder piece, and cylinder piece bottom surface central point puts still that the rigid coupling has the toper threaded rod, and the outer wall of toper threaded rod is attacked and is equipped with the screw thread, star plum blossom hole has still been seted up to cylinder piece top surface.
Preferably, the bottom surface of the box culvert body is further provided with four rollers, and the four rollers are arranged and distributed at four corners of the bottom surface of the box culvert body.
Preferably, the jacks are uniformly distributed between the first rectangular frame and the second rectangular frame, and two ends of each jack are fixedly connected with the side walls of the first rectangular frame and the second rectangular frame respectively.
Preferably, the containing plates are provided with a plurality of blocks and are uniformly distributed on the inner walls of two sides of the tunneling cutting edge.
Preferably, the partition plate is positioned on one side of the discharge pipe close to the servo motor, and the tunneling auger is rotatably connected with the partition plate through a rolling bearing.
Preferably, the fixed holes are three and are uniformly distributed on the bottom surfaces of the box culvert body and the tunneling blade angle, and the fixed holes in the box culvert body are located on one side, away from the steel blade frame, of the connecting vessel.
Preferably, the discharge pipes are all located on one side, close to the center of the tunneling cutting edge, of the cylindrical barrel and are all arranged in a downward inclined mode, and an included angle formed by the center line of each discharge pipe and the horizontal direction is 45 degrees.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a be equipped with a plurality of tunnelling complementary units at tunnelling blade angle both sides inner wall, when tunnelling, open servo motor, drive servo motor through electric telescopic handle and move ahead so that tunnelling auger punches to tunnelling face both sides, after accomplishing to punch, when jack top moved steel blade frame forward this moment, the earth of tunnelling face both sides can fall into the hole that tunnelling auger bored this moment, the stress that receives when having reduced tunnelling blade angle tunnelling greatly, avoided the too big bending phenomenon's of sawtooth atress emergence, fine assurance device's life;
2. the utility model realizes the temporary fixation of the box culvert body and the tunneling blade angle through the fixing pieces by arranging the fixing pieces on the bottom surfaces of the box culvert body and the tunneling blade angle when in use, thereby ensuring that the construction of the box culvert body is more stable and the safety of the construction of the box culvert with lines is well ensured;
3. the utility model discloses an evenly be equipped with a plurality of jacks between rectangle frame one and rectangle frame two, when drivage, move the tunnelling cutting edge through a plurality of jacks and move ahead to make the tunnelling more stable, guaranteed that the tunnelling cutting edge steadily inserts in the tunnelling face, fine assurance the life at tunnelling cutting edge.
Drawings
Fig. 1 is a schematic structural view of the line box culvert construction accurate jacking device for railway construction provided by the utility model;
fig. 2 is a front cross-sectional view of the line box culvert construction accurate jacking device for railway construction, which is provided by the utility model;
fig. 3 is a schematic structural view of a tunneling blade angle in the line box culvert construction precision jacking equipment for railway construction;
fig. 4 is a schematic structural view of a tunneling auxiliary mechanism in the line box culvert construction precision jacking equipment for railway construction;
fig. 5 is the utility model provides a line box culvert construction is with structure schematic diagram of mounting in the accurate jacking equipment of construction.
In the figure: the box culvert comprises a culvert body 1, a connecting vessel 2, a steel blade frame 3, a tunneling blade angle 4, a rectangular frame I5, a rectangular frame II 6, a jack 7, a containing plate 8, a tunneling auxiliary mechanism 9, a fixing part 10, sawteeth 11, a cylindrical block 101, a tapered threaded rod 102, an electric telescopic rod 901, a cylindrical barrel 902, a servo motor 903, a tunneling auger 904, a discharge pipe 905 and a partition plate 906.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example one
Referring to fig. 1-5, an accurate jacking device for railway construction line box culvert construction comprises a box culvert body 1, a connecting vessel 2 is fixed in the middle of the box culvert body 1, a steel blade frame 3 is slidably connected to the inner wall of the connecting vessel 2, a digging blade angle 4 is welded at one end of the steel blade frame 3, which is far away from the box culvert body 1, a rectangular frame I5 is further fixedly connected to the inner wall of the box culvert body 1, a rectangular frame II 6 is fixedly connected to the inner wall of the steel blade frame 3, a jack 7 is fixedly connected between the rectangular frame I5 and the rectangular frame II 6, holding plates 8 are fixedly connected to the inner walls of the two sides of the digging blade angle 4, a digging auxiliary mechanism 9 is arranged at the upper ends of the holding plates 8, the digging auxiliary mechanism 9 comprises an electric telescopic rod 901, a cylindrical barrel 902 is fixedly connected to the telescopic end of the electric telescopic rod 901 through a screw, a servo motor 903 is fixedly connected to the inner wall of the cylindrical barrel 902, a auger, the cylindrical barrel 902 is close to electric telescopic handle 901 one end and still has run through connection with discharging pipe 905, and cylindrical barrel 902 inner wall still the rigid coupling has baffle 906, has all seted up the fixed orifices on the bottom surface of box culvert body 1 and tunnelling sword angle 4, all is equipped with mounting 10 in the fixed orifices, and the one end lateral wall that tunnelling sword angle 4 deviates from steel sword frame 3 still the rigid coupling has sawtooth 11.
Still install the gyro wheel on the bottom surface of box culvert body 1, and the gyro wheel is equipped with four and distributes at four corners in box culvert body 1 bottom surface to it is more convenient to make box culvert body 1 remove, has improved the work efficiency of line box culvert construction greatly.
The jacks 7 are uniformly distributed between the first rectangular frame 5 and the second rectangular frame 6, and two ends of each jack 7 are fixedly connected with the side walls of the first rectangular frame 5 and the second rectangular frame 6 respectively, so that the tunneling is more stable, the tunneling cutting edge 4 is ensured to be stably inserted into the tunneling surface, and the service life of the tunneling cutting edge 4 is well ensured.
The containing plates 8 are provided with a plurality of blocks and are uniformly distributed on the inner walls of the two sides of the tunneling blade angle 4, so that the soil on the two sides can smoothly fall into the hole drilled by the tunneling auger 904 during tunneling, the stress borne by the tunneling blade angle 4 during tunneling is reduced, and the service life of the device is well ensured.
Baffle 906 is located discharging pipe 905 one side near servo motor 903, and digs and pass through rolling bearing rotation connection between auger 904 and the baffle 906, guarantees that servo motor 903 work is more stable, has prolonged servo motor 903's life greatly.
The fixed orifices all are equipped with three and evenly distributed and go on box culvert body 1 and 4 bottom surfaces of tunnelling sword angles, and the fixed orifices on the box culvert body 1 is located one side that connecting dish 2 deviates from steel blade frame 3 to it is more stable when guaranteeing the construction of box culvert body 1, fine assurance with the security of line box culvert construction.
The discharging pipes 905 are located on one side, close to the center of the tunneling blade angle 4, of the cylindrical barrel 902, the discharging pipes 905 are arranged in a downward inclined mode, and the included angle between the center line of each discharging pipe 905 and the horizontal direction is 45 degrees, so that soil at the digging position can be smoothly discharged when the tunneling auger 904 drills.
When the device is used, the device is firstly transported to a position needing construction, a tunneling cutting edge 4 is abutted against a tunneling surface, then a box culvert body 1 is fixed by a fixing piece 10, a servo motor 903 is opened, the servo motor 903 is driven to move forwards through an electric telescopic rod 901 so as to enable a tunneling auger 904 to punch holes on two sides of the tunneling surface, after the punching is completed, when a jack 7 jacks a steel cutting edge frame 3 to move forwards, soil on two sides of the tunneling surface falls into the hole drilled by the tunneling auger 904, after the tunneling is completed, a tunneling surface is manually read for excavating, when a certain position is excavated, the tunneling cutting edge 4 is fixed by the fixing piece 10, then the fixing piece 10 on the box culvert body 1 is taken out, the jack 7 retracts to enable the box culvert body 1 to move forwards, after the tunneling cutting edge moves forwards for a certain position, a fixed key on the tunneling cutting edge 4 is taken out, then the steel cutting edge frame 3 is jacked again by the, thereby completing the construction operation of the continuous line box culvert.
Example two
Referring to fig. 1 and 5, the embodiment is substantially the same as the first embodiment, and more preferably, the fixing member 10 includes a cylindrical block 101, a tapered threaded rod 102 is further fixedly connected to a center of a bottom surface of the cylindrical block 101, a thread is tapped on an outer wall of the tapered threaded rod 102, and a star-shaped plum blossom hole is further formed in a top surface of the cylindrical block 101, so that the fixing member 10 is conveniently mounted and dismounted, and the working efficiency of the line box culvert construction is greatly improved.
The utility model discloses simple structure, job stabilization, when the tunnelling first offer a plurality of holes in order to reduce the tunnelling blade angle tunnelling in the face both sides when tunnelling surface received stress to avoid the too big emergence of bending the phenomenon of sawtooth atress, fine ensured the life of device.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims (8)

1. The accurate jacking equipment for the line box culvert construction for railway construction comprises a box culvert body (1), wherein a connecting vessel (2) is fixed in the middle of the box culvert body (1), and the inner wall of the connecting vessel (2) is connected with a steel blade frame (3) in a sliding manner, and is characterized in that one end, away from the box culvert body (1), of the steel blade frame (3) is welded with a tunneling blade angle (4), the inner wall of the box culvert body (1) is fixedly connected with a rectangular frame I (5), the inner wall of the steel blade frame (3) is fixedly connected with a rectangular frame II (6), and a jack (7) is fixedly connected between the rectangular frame I (5) and the rectangular frame II (6);
the inner walls of two sides of the tunneling cutting edge (4) are fixedly connected with containing plates (8), the upper ends of the containing plates (8) are respectively provided with a tunneling auxiliary mechanism (9), the tunneling auxiliary mechanism (9) comprises an electric telescopic rod (901), the telescopic end of the electric telescopic rod (901) is fixedly connected with a cylindrical barrel (902) through a screw, the inner wall of one end, close to the electric telescopic rod (901), of the cylindrical barrel (902) is fixedly connected with a servo motor (903) through a screw, the output end of the servo motor (903) is fixedly connected with a tunneling auger (904) through a screw, one end, close to the electric telescopic rod (901), of the cylindrical barrel (902) is also connected with a discharge pipe (905) in a penetrating mode, and the inner wall of the cylindrical;
the box culvert is characterized in that fixing holes are formed in the bottom surfaces of the box culvert body (1) and the tunneling edge angle (4), fixing pieces (10) are arranged in the fixing holes, and sawteeth (11) are fixedly connected to the side wall of one end, deviating from the steel edge frame (3), of the tunneling edge angle (4).
2. The accurate jacking equipment for the construction of the line box culvert for railway construction is characterized in that the fixing piece (10) comprises a cylindrical block (101), a conical threaded rod (102) is fixedly connected to the center of the bottom surface of the cylindrical block (101), threads are tapped on the outer wall of the conical threaded rod (102), and a star-shaped plum blossom hole is further formed in the top surface of the cylindrical block (101).
3. The accurate jacking equipment for the construction of the line box culvert for railway construction is characterized in that the bottom surface of the box culvert body (1) is further provided with four rollers, and the rollers are distributed at four corners of the bottom surface of the box culvert body (1).
4. The accurate jacking equipment for the construction of the line box culvert for railway construction according to claim 1, wherein a plurality of jacks (7) are uniformly distributed between the first rectangular frame (5) and the second rectangular frame (6), and two ends of each jack (7) are fixedly connected with the side walls of the first rectangular frame (5) and the second rectangular frame (6).
5. The accurate jacking equipment for the construction of the line box culvert for railway construction is characterized in that the holding plate (8) is provided with a plurality of blocks and is uniformly distributed on the inner walls of two sides of the tunneling cutting edge (4).
6. The accurate jacking equipment of line box culvert construction for railway construction according to claim 1, characterized in that, baffle (906) is located discharging pipe (905) and is close to one side of servo motor (903), and tunnelling auger (904) is connected with baffle (906) through antifriction bearing rotation.
7. The accurate jacking equipment for the construction of the line box culvert for railway construction is characterized in that the fixing holes are three and evenly distributed on the bottom surfaces of the box culvert body (1) and the tunneling blade angle (4), and the fixing holes in the box culvert body (1) are positioned on the side, away from the steel blade frame (3), of the connecting vessel (2).
8. The accurate jacking equipment for the construction of the line box culvert for railway construction according to claim 1, wherein the discharging pipes (905) are all positioned on one side of the cylindrical barrel (902) close to the center of the tunneling cutting edge angle (4), the discharging pipes (905) are all obliquely arranged downwards, and the included angle between the central line of each discharging pipe (905) and the horizontal direction is 45 degrees.
CN202020481259.3U 2020-04-05 2020-04-05 Accurate jacking equipment of line box culvert construction for railway construction Expired - Fee Related CN212225215U (en)

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CN202020481259.3U CN212225215U (en) 2020-04-05 2020-04-05 Accurate jacking equipment of line box culvert construction for railway construction

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CN202020481259.3U CN212225215U (en) 2020-04-05 2020-04-05 Accurate jacking equipment of line box culvert construction for railway construction

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114233310A (en) * 2021-12-24 2022-03-25 济南市市政工程设计研究院(集团)有限责任公司 Square culvert jacking construction device, system and method
CN114876491A (en) * 2022-04-28 2022-08-09 中国十九冶集团有限公司 Pipe jacking construction system for large pipe gallery

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114233310A (en) * 2021-12-24 2022-03-25 济南市市政工程设计研究院(集团)有限责任公司 Square culvert jacking construction device, system and method
CN114876491A (en) * 2022-04-28 2022-08-09 中国十九冶集团有限公司 Pipe jacking construction system for large pipe gallery

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Granted publication date: 20201225

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